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Finding the Fourth Proportional to 100,369.02, 150,577.83 and 50,324.79

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Solution

The fourth proportional to 100,369.02, 150,577.83 and 50,324.79 is: 75,499.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,369.02 : 150,577.83 = 50,324.79 : x
  2. Step 2: Convert to fraction form
    100,369.02/150,577.83 = 50,324.79/x
  3. Step 3: Cross multiply
    100,369.02x = 150,577.83 × 50,324.79
  4. Step 4: Simplify right side
    100,369.02x = 7,577,797,673.41
  5. Step 5: Solve for x
    x = 7,577,797,673.41/100,369.02
  6. Step 6: Final answer
    x = 75,499.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.